Air cleaner; replaceable filter cartridges; and methods

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8216335
APP PUB NO 20080190082A1
SERIAL NO

11661011

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The disclosure concern air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
DONALDSON COMPANY INC1400 WEST 94TH STREET BLOOMINGTON MN 55431

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gieseke, Steven S Richfield, US 31 1257
Iddings, Douglas Lee Waconia, US 13 1352
Scott, James R Chanhassen, US 59 2317

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